xref: /external/chromium_org/third_party/WebKit/Source/bindings/v8/ScriptHeapSnapshot.h

/*
 * Copyright (c) 2010, Google Inc. All rights reserved.
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 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are
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 *
 *     * Redistributions of source code must retain the above copyright
 * notice, this list of conditions and the following disclaimer.
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 * in the documentation and/or other materials provided with the
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 * contributors may be used to endorse or promote products derived from
 * this software without specific prior written permission.
 *
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#ifndef ScriptHeapSnapshot_h
#define ScriptHeapSnapshot_h

#include "wtf/RefCounted.h"
#include "wtf/text/WTFString.h"
#include <v8-profiler.h>

namespace WebCore {

class ScriptHeapSnapshot FINAL : public RefCounted<ScriptHeapSnapshot> {
public:
    class OutputStream {
    public:
        virtual ~OutputStream() { }
        virtual void Write(const String& chunk) = 0;
        virtual void Close() = 0;
    };

    static PassRefPtr<ScriptHeapSnapshot> create(const v8::HeapSnapshot* snapshot)
    {
        return adoptRef(new ScriptHeapSnapshot(snapshot));
    }
    ~ScriptHeapSnapshot();

    String title() const;
    void writeJSON(OutputStream* stream);

private:
    ScriptHeapSnapshot(const v8::HeapSnapshot* snapshot)
        : m_snapshot(snapshot)
    {}

    const v8::HeapSnapshot* m_snapshot;
};

} // namespace WebCore

#endif // ScriptHeapSnapshot_h